toc-md    

Generates a markdown TOC (table of contents).

The tool can be used for English and Russian languages.

- Install
- Usage
- API
- toc.insert
- toc.clean
- Example
- CLI
- Insert
- Clean
- Advanced TOC
- Ignoring of headers
- Displaying of headers
- Redefinition of anchors

Install

``bash
$ npm install toc-md
`

Usage

Add an HTML comment to a markdown file.

A TOC will be generated exactly on this place for the following headers.

$3

`js
var toc = require('toc-md');
`

#### toc.insert

@param {String} - a source where to insert a TOC (must contain the HTML comment )

@param {Object} - options:


* maxDepth: Number - makes toc-md use headings whose depth is at most the specified value (default: 6).

bullet: Char - the bullet (, -, +) to use for each element in the generated TOC (default: -).

@param {Function} - callback

#### toc.clean

@param {String} - a source whereof to clean a TOC

@param {Function} - callback

#### Example

`js
var fs = require('fs'),
toc = require('toc-md');

var source = fs.readFileSync('markdown-without-toc.md', 'utf-8');

var options = {
maxDepth: 6
};

toc.insert(source, options, function (err, res) {
if (err) {
console.log(err);
} else {
fs.writeFileSync('markdown-with-toc.md', res);
}
});

source = fs.readFileSync('markdown-with-toc.md', 'utf-8');

toc.clean(source, function (err, res) {
if (err) {
console.log(err);
} else {
fs.writeFileSync('markdown-without-toc.md', res);
}
});
`

$3

`bash
$ toc-md --help
Generates a markdown TOC (table of contents)

Usage:
toc-md [OPTIONS] [ARGS]

Options:
-h, --help : Help
-v, --version : Shows the version number
-m MAXDEPTH, --max-depth=MAXDEPTH : Uses headings whose depth is at most the specified value (default: 6)
-b BULLET, --bullet=BULLET : The bullet ('*', '-', '+') to use for each element in the generated TOC (default: '-')
-c, --clean : Cleans a TOC

Arguments:
SOURCE : Path to an input markdown file (it must contain the HTML comment ) (required)
TARGET : Path to an output markdown file
`

If argument TARGET is not specified, a result will be written to SOURCE.


#### Example

##### Insert

`bash
$ toc-md path/to/input/markdown path/to/output/markdown --max-depth=4 --bullet='*'

$ toc-md path/to/markdown -m 4 -b '*'
`

##### Clean

`bash
$ toc-md path/to/input/markdown path/to/output/markdown --clean

$ toc-md path/to/markdown -c
`

Advanced TOC

$3

There is an ability to ignore headers in a TOC by adding of the HTML comment
before a declaration of a header:

`md



ololo


`

The header ololo will not be displayed in a TOC.

$3

There is an ability to change a displaying of a header in a TOC by adding of the HTML comment
before a declaration of a header:

`md



ololo


`

The header ololo will be displayed in a TOC as blah.

$3

There is an ability to redefine an anchor which will be generated for a header by adding of the HTML tag a with attribute name before a declaration of a header:

`md



ololo


`

The header ololo will refer to the anchor blah` in a TOC.